Results 21 to 30 of about 1,010 (196)

Accelerating Linux Security with eBPF iptables [PDF]

open access: yesProceedings of the ACM SIGCOMM 2018 Conference on Posters and Demos, 2018
Nowadays, the traditional security features of a Linux system are centered in iptables, which has been the most used packet filtering mechanism in the Linux kernel for almost 20+ years. However the increase in network speed and the transformation of the type of applications running in a Linuz server has led to the consciousness that the current ...
Matteo Bertrone   +3 more
openaire   +5 more sources

Microwave frequency doubling by synchronising and polarisation multiplexing the optical signals from a dual‐output Mach–Zehnder modulator

open access: yesElectronics Letters, Volume 54, Issue 6, Page 364-366, March 2018., 2018
A technique is experimentally demonstrated to double the frequency of a microwave signal by synchronising and polarisation multiplexing the optical signals from a dual‐output Mach–Zehnder modulator. The frequency‐doubled tone at 4 GHz is 41.2 dB stronger than the residual fundamental‐frequency tone.
M.R. Maafa   +3 more
wiley   +1 more source

60GHz Reverse Modulation Fiber‐Wireless System with Two Jointed DSP Algorithms

open access: yesAdvances in Condensed Matter Physics, Volume 2018, Issue 1, 2018., 2018
In this paper, we propose a reverse modulation fiber‐wireless system with two jointed DSP algorithms. The signal in the system is OFDM modulated millimeter wave (mm‐wave) at 60GHz. In order to improve transmission of this system, the discrete Fourier transform spread (DFT‐Spread) technology and the averaging of the channel frequency response (H ...
Long Chen   +4 more
wiley   +1 more source

Composing eBPF Programs Made Easy With HIKe and eCLAT

open access: yes, 2023
With the rise of the Network Softwarization era, eBPF has become a hot technology for efficient packet processing on commodity hardware. However the development of custom eBPF solutions is a challenging process that requires highly qualified human ...
Sidoretti G.   +6 more
core   +1 more source

Introducing SmartNICs in Server-Based Data Plane Processing: The DDoS Mitigation Use Case

open access: yesIEEE Access, 2019
In the recent years, the complexity of the network data plane and their requirements in terms of agility has increased significantly, with many network functions now implemented in software and executed directly in datacenter servers.
Sebastiano Miano   +4 more
doaj   +1 more source

A Fine-Grained Network Congestion Detection Based on Flow Watermarking

open access: yesApplied Sciences, 2022
With the rapid development of the network, how to effectively reduce the dynamic delay and improve the performance of the network is an important and challenging problem.
Lusha Mo, Gaofeng Lv, Baosheng Wang
doaj   +1 more source

5G NB‐IoT: Efficient Network Traffic Filtering for Multitenant IoT Cellular Networks

open access: yesSecurity and Communication Networks, Volume 2018, Issue 1, 2018., 2018
Internet of Things (IoT) is a key business driver for the upcoming fifth‐generation (5G) mobile networks, which in turn will enable numerous innovative IoT applications such as smart city, mobile health, and other massive IoT use cases being defined in 5G standards.
Pablo Salva-Garcia   +5 more
wiley   +1 more source

Nahida: In-Band Distributed Tracing with eBPF

open access: yesCoRR, 2023
Microservices are commonly used in modern cloud-native applications to achieve agility. However, the complexity of service dependencies in large-scale microservices systems can lead to anomaly propagation, making fault troubleshooting a challenge. To address this issue, distributed tracing systems have been proposed to trace complete request execution ...
Wanqi Yang   +3 more
openaire   +3 more sources

vbpf/ebpf-samples: PLDI '19 Camera Ready

open access: yes, 2019
Sample ebpf programs to ...
Elazar Gershuni
core   +1 more source

Cost optimization model for multi-cloud network based on Kubernetes

open access: yesDianxin kexue, 2023
The cloud-native scheduling system, represented by Kubernetes, is widely used by cloud tenants in a multi-cloud environment.The problem of network observation becomes more and more serious, especially the cost of network traffic across cloud and region ...
Ming GAO   +3 more
doaj   +2 more sources

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